The Gasket, cataloged under National Stock Number 5330-01-358-9594, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-358-9594 |
| Primary Part Number | 4.177.309 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Cross-Sectional Thickness | 1.5 MILLIMETERS NOMINAL MM |
| Style Designator | CIRCULAR |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 19.0 MILLIMETERS NOMINAL MM |
| Aperture Diameter | 10.0 MILLIMETERS NOMINAL MM |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4.177.309 | Michell Bearings Limited (GBR) |
| 4.177.309 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| A0.276.512-REF3 | Michell Bearings Limited (GBR) |
NSN 5330-01-358-9594 is a Gasket, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-358-9594 has 3 manufacturer part numbers on file: 4.177.309 (Michell Bearings Limited), 4.177.309 (Eaton Aerospace, Llc Dba Jackson South), A0.276.512-REF3 (Michell Bearings Limited).
Key specifications for 4.177.309: Cross-Sectional Thickness: 1.5 MILLIMETERS NOMINAL MM; Style Designator: CIRCULAR; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Outside Diameter: 19.0 MILLIMETERS NOMINAL MM. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.